Lenovo L420 manuály

Lenovo L420 Technické informace (174 strany)

Značka: Lenovo | Kategorie: Notebooky | Velikost: 14.70 MB |

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HardwareMaintenanceManual

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AppendixA“Notices”onpage165

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Contents

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Chapter9.Locations........113

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AppendixA.Notices........165

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Aboutthismanual

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Chapter1.Safetyinformation

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Electricalsafety

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Safetyinspectionguide

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Groundingrequirements

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Chapter1.Safetyinformation5

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6HardwareMaintenanceManual

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.Safetyinformation7

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Chapter1.Safetyinformation9

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Chapter1.Safetyinformation11

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12HardwareMaintenanceManual

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.Safetyinformation13

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14HardwareMaintenanceManual

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.Safetyinformation15

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16HardwareMaintenanceManual

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.Safetyinformation17

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.Safetyinformation19

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20HardwareMaintenanceManual

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.Safetyinformation21

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22HardwareMaintenanceManual

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.Safetyinformation23

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24HardwareMaintenanceManual

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StrategyforreplacingFRUs

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Howtouseerrormessage

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Productdenition

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28HardwareMaintenanceManual

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Chapter3.Generalcheckout

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Checkoutguide

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Testingthecomputer

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LenovoThinkVantageToolbox

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FRUtests

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Powersystemcheckout

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Checkingtheacpoweradapter

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Checkingoperationalcharging

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Checkingthebatterypack

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Checkingthebackupbattery

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©CopyrightLenovo2011

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Passwords

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Power-onpassword

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Hard-diskpassword

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Supervisorpassword

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Powermanagement

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Screenblankmode

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Sleep(standby)mode

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Hibernationmode

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Symptom-to-FRUindex

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Numericerrorcodes

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.Relatedserviceinformation43

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Errormessages

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No-beepsymptoms

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LCD-relatedsymptoms

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Intermittentproblems

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Undeterminedproblems

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48HardwareMaintenanceManual

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Chapter6.Fnkeycombinations

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50HardwareMaintenanceManual

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.Fnkeycombinations51

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52HardwareMaintenanceManual

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Screwnotices

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Retainingserialnumbers

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RetainingtheUUID

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56HardwareMaintenanceManual

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1010Batterypack

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58HardwareMaintenanceManual

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.RemovingandreplacingaFRU59

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1030Opticaldriveortravelcover

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1040Thermalcover

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1,butdonotremovethem

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.RemovingandreplacingaFRU63

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64HardwareMaintenanceManual

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1060DIMM

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1070Fanassembly

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.RemovingandreplacingaFRU67

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Table17.RemovalstepsofCPU

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1090SIMslotcover

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70HardwareMaintenanceManual

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1,butdonotremoveit

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1110mSATAsolidstatedrive

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StepScrew(quantity)Color

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Black0.181Nm

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(1.85kgfcm)

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76HardwareMaintenanceManual

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.RemovingandreplacingaFRU77

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8asshowninthefollowinggure

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.RemovingandreplacingaFRU79

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1140Backupbattery

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1150Bluetoothdaughtercard

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82HardwareMaintenanceManual

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1170Keyboard

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84HardwareMaintenanceManual

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1180Keyboardbezel

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1190LCDunit

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2010Topshieldingassembly

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2020Systemboardassembly

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94HardwareMaintenanceManual

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.RemovingandreplacingaFRU95

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(continued)

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.RemovingandreplacingaFRU97

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•“1010Batterypack”onpage57

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•“1040Thermalcover”onpage61

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98HardwareMaintenanceManual

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2040DC-incableandbasecover

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.RemovingandreplacingaFRU101

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2050LCDfrontbezel

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2060Speakerassembly

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2070Integratedcamera

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2080Antennaassembly

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ForThinkPadL520models:

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.RemovingandreplacingaFRU109

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.RemovingandreplacingaFRU111

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112HardwareMaintenanceManual

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Chapter9.Locations

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Rearview

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Bottomview

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Chapter10.Partslist

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.Partslist117

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118HardwareMaintenanceManual

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.Partslist119

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120HardwareMaintenanceManual

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.Partslist121

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122HardwareMaintenanceManual

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.Partslist123

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124HardwareMaintenanceManual

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.Partslist125

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126HardwareMaintenanceManual

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.Partslist127

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128HardwareMaintenanceManual

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.Partslist129

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130HardwareMaintenanceManual

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.Partslist131

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132HardwareMaintenanceManual

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.Partslist133

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134HardwareMaintenanceManual

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.Partslist135

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136HardwareMaintenanceManual

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.Partslist137

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138HardwareMaintenanceManual

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.Partslist139

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140HardwareMaintenanceManual

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.Partslist141

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142HardwareMaintenanceManual

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.Partslist143

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144HardwareMaintenanceManual

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Chapter10.Partslist145

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146HardwareMaintenanceManual

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.Partslist147

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148HardwareMaintenanceManual

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.Partslist149

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150HardwareMaintenanceManual

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.Partslist151

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Keyboard

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Miscellaneousparts

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154HardwareMaintenanceManual

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Powercords

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Recoverydiscs

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Chapter10.Partslist157

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Windows7HomeBasic(32bit)DVDs

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Chapter10.Partslist159

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Chapter10.Partslist161

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Windows7Ultimate(32bit)DVDs

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Windows7Ultimate(64bit)DVDs

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Windows7Starter(32bit)DVDs

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Commonservicetools

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164HardwareMaintenanceManual

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AppendixA.Notices

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Electronicemissionsnotices

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Trademarks

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*0A60342_01*

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